/Engine/Source/Runtime/UMG/Public/Blueprint/WidgetBlueprintLibrary.h
Sets the resource on a brush to be a Material.
static void SetBrushResourceToMaterial ( [FSlateBrush](API\Runtime\SlateCore\Styling\FSlateBrush) & Brush, [UMaterialInterface](API\Runtime\Engine\Materials\UMaterialInterface) * Material )